Roll src/third_party/skia 136ad09848f5..c2aea5938d0d (1 commits) (flutter/engine#8958)

https://skia.googlesource.com/skia.git
/%2Blog/136ad09848f5..c2aea5938d0d

git log 136ad09848f59e23962d2a5a99d7fa82e961c726..c2aea5938d0da63cece7d639ef05166b77b5c6d8 --date=short --no-merges --format=%ad %ae %s
2019-05-06 recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com Roll recipe dependencies (nontrivial).

The AutoRoll server is located here: https://autoroll.skia.org/r/skia-flutter-autoroll

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+/master/autoroll/README.md

If the roll is causing failures, please contact the current sheriff (michaelludwig@google.com), and stop
the roller if necessary.

DEPS

@@ -23,7 +23,7 @@ vars = {
   'fuchsia_git': 'https://fuchsia.googlesource.com',
   'github_git': 'https://github.com',
   'skia_git': 'https://skia.googlesource.com',
-  'skia_revision': '136ad09848f59e23962d2a5a99d7fa82e961c726',
+  'skia_revision': 'c2aea5938d0da63cece7d639ef05166b77b5c6d8',
 
   # When updating the Dart revision, ensure that all entries that are
   # dependencies of Dart are also updated to match the entries in the

engine/src/flutter/ci/licenses_golden/licenses_skia

@@ -1,4 +1,4 @@
-Signature: d03fd6cb4caea91a8100225e5416a55d
+Signature: 342bd807da7fd08a62d7219ab94e4a31
 
 UNUSED LICENSES: